Kaposi's sarcoma and Pneumocystis pneumonia among homosexual men--New York City and California.
D000328:Adult; D002140:California; D006716:Homosexuality; D006801:Humans; D008297:Male; D008875:Middle Aged; D009519:New York City; D011020:Pneumonia, Pneumocystis / Q000453:epidemiology* / Q000635:transmission; D012514:Sarcoma, Kaposi / Q000453:epidemiology* / Q000635:transmission